Diagnostic mammogram, both breasts in Seattle-Tacoma-Bellevue, WA — inpatient
In Seattle-Tacoma-Bellevue, WA, 4 hospitals list a cash price for Diagnostic mammogram, both breasts as an inpatient: from $216.50 to $701.28, with a median of $701.28. The lowest listed price is at Overlake Medical Center & Clinics.
Cash prices at 13 facilities across 12 cities for code 77066, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Feb 28, 2026 and Apr 1, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Seattle-Tacoma-Bellevue, WA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Overlake Medical Center & Clinics lowest Bellevue, WA Hc Diagnostic Mammo Ddi Bil Inc Cad | $216.50 | $433.00 | 50% | Apr 1, 2026 source file |
| Providence Health And Services - Washington Everett, WA HC MAMMO DIAG BIL W CAD | $348.40 | $670.00 | 48% | Apr 1, 2026 source file |
| Swedish Health Services Seattle, WA HC MAMMO DIAG BIL W CAD | $701.28 | $1,461.00 | 52% | Apr 1, 2026 source file |
| Swedish Health Services Issaquah, WA HC MAMMO DIAG BIL W CAD | $701.28 | $1,461.00 | 52% | Apr 1, 2026 source file |
| Swedish Health Services Seattle, WA HC MAMMO DIAG BIL W CAD | $701.28 | $1,461.00 | 52% | Apr 1, 2026 source file |
| Virginia Mason Medical Center both sides Seattle, WA DIAG MAMMO, WITH DIRECT DIG IMG,BILAT,2 VIEW EA, INCL CAD | $284.07 | $557.00 | 49% | — source file |
| Virginia Mason Medical Center both sides Seattle, WA DX MAMMO INCL CAD BI - TECH | $284.07 | $557.00 | 49% | — source file |
| Saint Clare Hospital both sides Lakewood, WA HC DIAG MAMMO W/CAD BILAT | $332.27 | $1,152.74 | 71% | Feb 28, 2026 source file |
| Providence Health And Services - Washington both sides Everett, WA HC DX MAMMO INCL CAD BI | $348.40 | $670.00 | 48% | Apr 1, 2026 source file |
| Franciscan Health System both sides Gig Harbor, WA HC DIAG MAMMO W/CAD BILAT | $350.61 | $1,152.74 | 70% | Feb 28, 2026 source file |
| Highline Medical Center both sides Burien, WA HC DIAG MAMMO W/CAD BILAT | $352.00 | $1,152.74 | 69% | Feb 28, 2026 source file |
| St Francis Community Hospital both sides Federal Way, WA HC DIAG MAMMO W/CAD BILAT | $361.76 | $1,152.74 | 69% | Feb 28, 2026 source file |
| Franciscan Health System both sides Tacoma, WA HC DIAG MAMMO W/CAD BILAT | $381.79 | $1,152.74 | 67% | Feb 28, 2026 source file |
| Public Hospital Dist No 1 Skagit dba Cascade Valley Hospital both sides Arlington, WA HC MAMMO, BILATERAL, DIAG INCL CAD | $405.60 | $507.00 | 20% | — source file |
| Enumclaw Regional Hospital Association both sides Enumclaw, WA HC DIAG MAMMO W/CAD BILAT | $407.34 | $1,152.74 | 65% | Feb 28, 2026 source file |
| Kaiser Permanente Central Hospital both sides E Seattle, WA "MAMMO DIAG, INCL (CAD) WHEN PERFORMED: BILAT" | $440.00 | $550.00 | 20% | Apr 1, 2026 source file |
Both sides : lowest $284.07, median $352.00, highest $440.00 — a 1.5× difference within the same market.
Inpatient: lowest $216.50, median $701.28, highest $701.28 — a 3.2× difference within the same market.
As an outpatient, the same code is billed by 10 facilities here, median $352.00 — that is the price to compare if you are not being admitted.
As an outpatient, the same code is billed by 4 facilities here, median $288.92 — that is the price to compare if you are not being admitted.
What it is
A diagnostic mammogram of both breasts is an X-ray exam done to look into symptoms or to follow up on something seen on an earlier mammogram. It uses more targeted views than a routine screening exam.
What the price covers
The hospital price usually covers the imaging of both breasts, including computer-aided detection when used. The radiologist's reading is often billed separately, and 3D mammography or a breast ultrasound is billed under other codes.